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Cylinder Pressure Test Plug

Test Your Pressure. Protect Your Fitting. Made to Last.

The Cylinder Pressure Test Plug is a precision CNC-machined stainless steel male Foster fitting plug that serves double duty — use it to check the pressure in your air tank or as a dust cover to protect your female Foster hose fitting between fills. Built in the UK to exacting standards and backed by a lifetime guarantee, this is a small but essential accessory for any serious PCP airgunner.

Key Features

  • Male Foster fitting plug for air tank pressure testing
  • Doubles as a dust cover and protector for female Foster hose fittings
  • CNC machined from high-quality stainless steel for precision fit and long-term durability
  • Corrosion-resistant stainless steel construction
  • Made in the UK
  • Lifetime guarantee

Performance Advantage

  • Stainless steel construction ensures a reliable, leak-free seal for accurate pressure testing
  • Dual-purpose design provides everyday value as both a test plug and a fitting protector
  • CNC machined for precise Foster fitting dimensions and consistent performance
  • Lifetime guarantee backs the quality of every plug

What's Included

  • Cylinder Pressure Test Plug — Male Foster Fitting
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